action xtrf_get_contacts_1 { label: "Returns contacts of a given task." description: "Returns contacts of a given task." provider: xtrf method: GET path: "/tasks/{taskId}/contacts" encoding: json input: { type: "object" properties: { taskId: { type: "string" } } required: ["taskId"] additionalProperties: false } output: { type: "object" additionalProperties: true } }